Configuration overrides from environment variables

This commit is contained in:
Emmanuel BENOîT 2020-10-20 16:32:56 +02:00
parent 54fc8d49a7
commit 10adad9426

32
spp.pl
View file

@ -10,6 +10,9 @@ use POSIX qw(strftime);
our %CONFIG = (
# Allow overrides from environment
allow_env_overrides => 0 ,
# LAYOUT
# - Theme and local overrides
layout_theme => 'ascii_yb' ,
@ -492,7 +495,7 @@ sub compute_trans_lengths
}
return %out;
}
our %TLEN = compute_trans_lengths;
our %TLEN = ();
sub gen_prompt_section
{
@ -673,6 +676,33 @@ sub gen_ps2
return render( 'ps2' , @line ) . tput_sequence( 'sgr0' );
}
sub get_config_overrides
{
foreach my $k ( keys %CONFIG ) {
next unless exists $ENV{ "SPP_" . uc($k) };
my $ev = $ENV{ "SPP_" . uc($k) };
next if $ev eq '';
my $vt = ref $CONFIG{ $k };
#print STDERR "$k -> SPP_" . uc($k) . " = $ev / $vt\n";
if ( !$vt ) {
$CONFIG{ $k } = $ev;
} elsif ( $vt eq 'ARRAY' ) {
$CONFIG{ $k } = [ map {
$_ =~ s/^\s+//; $_ =~ s/\s+$//; $_
} ( split /,/ , $ev ) ];
} elsif ( $vt eq 'HASH' ) {
$CONFIG{ $k } = { map {
$_ =~ s/^\s+//; $_ =~ s/\s+$//; split /:/ , $_ , 2
} ( split /,/ , $ev ) };
}
}
}
#####
get_config_overrides if $CONFIG{allow_env_overrides};
%TLEN = compute_trans_lengths;
my $ps1 = gen_top_line;
my ( $ill , $ilt ) = gen_input_line;
$ps1 .= $ilt;